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  3. In order to maintain the reach of a typical 100G WAN transport system(～1500 km)，several system improvements have to be made to r

In order to maintain the reach of a typical 100G WAN transport system(～1500 km)，several system improvements have to be made to r

admin2017-11-09  37
问题 In order to maintain the reach of a typical 100G WAN transport system(～1500 km)，several system improvements have to be made to recover the los(93)，including the use of low-loss low-nonlinearity(94)，Raman amplification，and stronger error correction．
(93)
选项 A、noise
B、SNR
C、speed
D、error
答案B
解析
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